Page 0013

Traps for the Unwary by Michael Byrne

Opener’s Jump Shift

THIS MONTH we look at the opener on whether you have a partial fit with Responder would typically have three-

having a good hand and having to show partner; if partner has responded at the one card support and a minimum response

his second suit to partner by jumping – level in a suit for which you have three-card such as:

but how strong a hand is he showing and support, then upgrade your hand. Note that if you have

what should the responder do? You open 1™ and ´ KJ65 the same shape and

This sort of hand is typical of where ´ KJ3 partner responds 1´; ™ J53 more points you can

many players go wrong: ™ AKJ875 are you worth a t Q873 just give simple pre-

You open 1™ and t Void game force? On this ® J2 ference and wait to

´ 5 partner bids 1´ – ® A J 10 4 hand the answer is hear more from your

™ AKJ86 many people would yes. Although you partner – as the

t KJ6 jump to 3® on the only hold 17 high- auction is game-forcing there is no hurry

® AJ65 grounds that ‘2® is a card points, you have a partial fit with to get to a high level. Bid quickly to game

weak bid.’ Alas, all partner, an excellent heart suit and a void. with a bad hand, and take your time with

they are doing is Partner might well pass 2® holding a a good hand.

giving themselves a problem later on. singleton heart and three clubs, being reluc-

When partner bids again they have no idea tant to rebid a ropey five-card spade suit LET’S REVIEW the dos and don’ts of

of whether he has 6 points or 12, and will such as A-10-8-6-2, when you have a fit opener’s jump shift:

surely struggle to find the right bid. The and an easy way to make tricks.

right thing to do is bid a simple 2® Change the hand to:

(showing 11-18 points) and wait to hear Now with a potential Do:

from partner. Partner can pass 2®, but if he ´ Void misfit you are better • Make sure you have enough to make

does so he will normally have one heart and ™ AKJ875 off bidding 2®. Part- game opposite a misfitting min -

three clubs (with two hearts he will often t KJ3 ner’s wasted values in imum when you make a jump shift.

give ‘false preference’ – see last months ® A J 10 4 spades will not help • Remember to bid out your shape

article) and game will be a struggle. you make a game. after making a strong jump shift. If

To jump in a new suit after partner has partner puts you back to your first

responded at the one level you need a WHAT SHOULD partner bid over your suit, he may only have a small

game forcing hand – or, to put it another strong jump shift? This isn’t too difficult: doubleton, so even if you have a

way, you need about 19 points. Distri- since opener’s jump shift is game forcing, robust A-K-9-8-4 you might need a

bution does play a part but remember he can just make a waiting bid, either different trump suit.

shapely hands are at their most powerful simple preference or re-bid his own suit.

when they have found a fit – if partner is With this hand after Don’t:

short in your suits you will quickly find ´ Q 10 6 3 1™ – 1´ – 3t, res- • Worry if partner leaves you in 2®

that you struggle to make tricks. ™ 75 ponder can simply when you have 17 or 18 points; he

Change the hand to: t KJ9 bid 3™ as false will almost certainly have a single-

Now if partner pas- ® 9432 preference. If opener ton in your first suit and only three-

´ KJ3 ses your 2® rebid has a six-card suit he card support for your second suit,

™ A K J 10 7 you may well miss can carry on in and the hand will be a struggle. (I

t J game, so you should hearts, or bid 3NT with a stopper in clubs. can’t tell you how many times I

® AQ86 jump to 3®. You will A common method is to play something have seen an angry declarer go off

be able to show your called ‘fast arrival’, whereby if you jump to in 2NT after telling his partner:

spade support on the game it means you are not interested in ‘You should have put me in 3NT!’)

next round and partner will have a good higher things. • Automatically re-raise yourself

idea of your shape and be able to choose The sequence 1™ – 1´ – 3® – 4™ would when you get simple preference.

the best contract. say to the opener: ‘I have heard you tell me • Bid on (unless you have a mon-

we are playing in game and I reluctantly strous hand!) after partner leaps to

DO YOU always need 19 points? After all, agree to play in 4™ – but I have a bad hand game in a game forcing auction; he

sometimes partner will pass your rebid with and if you bid on to a slam, on your own is showing a weak hand. r

7 or 8 and game might make. That depends head be it!’

www.ebu.co.uk February 2012 English Bridge 13

Index

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